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toolkit/components/downloads/nsDownloadManagerUI.js@925c144e1f1f (annotated)

toolkit/components/downloads/nsDownloadManagerUI.js

Fri, 16 Jan 2015 18:13:44 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Fri, 16 Jan 2015 18:13:44 +0100

branch

TOR_BUG_9701

changeset 14

925c144e1f1f

permissions

-rw-r--r--

Integrate suggestion from review to improve consistency with existing code.

michael@0	1	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	2	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	3	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	4
michael@0	5	Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
michael@0	6
michael@0	7	////////////////////////////////////////////////////////////////////////////////
michael@0	8	//// Constants
michael@0	9
michael@0	10	const Cc = Components.classes;
michael@0	11	const Ci = Components.interfaces;
michael@0	12	const Cr = Components.results;
michael@0	13	const DOWNLOAD_MANAGER_URL = "chrome://mozapps/content/downloads/downloads.xul";
michael@0	14	const PREF_FLASH_COUNT = "browser.download.manager.flashCount";
michael@0	15
michael@0	16	////////////////////////////////////////////////////////////////////////////////
michael@0	17	//// nsDownloadManagerUI class
michael@0	18
michael@0	19	function nsDownloadManagerUI() {}
michael@0	20
michael@0	21	nsDownloadManagerUI.prototype = {
michael@0	22	classID: Components.ID("7dfdf0d1-aff6-4a34-bad1-d0fe74601642"),
michael@0	23
michael@0	24	//////////////////////////////////////////////////////////////////////////////
michael@0	25	//// nsIDownloadManagerUI
michael@0	26
michael@0	27	show: function show(aWindowContext, aDownload, aReason, aUsePrivateUI)
michael@0	28	{
michael@0	29	if (!aReason)
michael@0	30	aReason = Ci.nsIDownloadManagerUI.REASON_USER_INTERACTED;
michael@0	31
michael@0	32	// First we see if it is already visible
michael@0	33	let window = this.recentWindow;
michael@0	34	if (window) {
michael@0	35	window.focus();
michael@0	36
michael@0	37	// If we are being asked to show again, with a user interaction reason,
michael@0	38	// set the appropriate variable.
michael@0	39	if (aReason == Ci.nsIDownloadManagerUI.REASON_USER_INTERACTED)
michael@0	40	window.gUserInteracted = true;
michael@0	41	return;
michael@0	42	}
michael@0	43
michael@0	44	let parent = null;
michael@0	45	// We try to get a window to use as the parent here. If we don't have one,
michael@0	46	// the download manager will close immediately after opening if the pref
michael@0	47	// browser.download.manager.closeWhenDone is set to true.
michael@0	48	try {
michael@0	49	if (aWindowContext)
michael@0	50	parent = aWindowContext.getInterface(Ci.nsIDOMWindow);
michael@0	51	} catch (e) { /* it's OK to not have a parent window */ }
michael@0	52
michael@0	53	// We pass the download manager and the nsIDownload we want selected (if any)
michael@0	54	var params = Cc["@mozilla.org/array;1"].createInstance(Ci.nsIMutableArray);
michael@0	55	params.appendElement(aDownload, false);
michael@0	56
michael@0	57	// Pass in the reason as well
michael@0	58	let reason = Cc["@mozilla.org/supports-PRInt16;1"].
michael@0	59	createInstance(Ci.nsISupportsPRInt16);
michael@0	60	reason.data = aReason;
michael@0	61	params.appendElement(reason, false);
michael@0	62
michael@0	63	var ww = Cc["@mozilla.org/embedcomp/window-watcher;1"].
michael@0	64	getService(Ci.nsIWindowWatcher);
michael@0	65	ww.openWindow(parent,
michael@0	66	DOWNLOAD_MANAGER_URL,
michael@0	67	"Download:Manager",
michael@0	68	"chrome,dialog=no,resizable",
michael@0	69	params);
michael@0	70	},
michael@0	71
michael@0	72	get visible() {
michael@0	73	return (null != this.recentWindow);
michael@0	74	},
michael@0	75
michael@0	76	getAttention: function getAttention()
michael@0	77	{
michael@0	78	if (!this.visible)
michael@0	79	throw Cr.NS_ERROR_UNEXPECTED;
michael@0	80
michael@0	81	var prefs = Cc["@mozilla.org/preferences-service;1"].
michael@0	82	getService(Ci.nsIPrefBranch);
michael@0	83	// This preference may not be set, so defaulting to two.
michael@0	84	let flashCount = 2;
michael@0	85	try {
michael@0	86	flashCount = prefs.getIntPref(PREF_FLASH_COUNT);
michael@0	87	} catch (e) { }
michael@0	88
michael@0	89	var win = this.recentWindow.QueryInterface(Ci.nsIDOMChromeWindow);
michael@0	90	win.getAttentionWithCycleCount(flashCount);
michael@0	91	},
michael@0	92
michael@0	93	//////////////////////////////////////////////////////////////////////////////
michael@0	94	//// nsDownloadManagerUI
michael@0	95
michael@0	96	get recentWindow() {
michael@0	97	var wm = Cc["@mozilla.org/appshell/window-mediator;1"].
michael@0	98	getService(Ci.nsIWindowMediator);
michael@0	99	return wm.getMostRecentWindow("Download:Manager");
michael@0	100	},
michael@0	101
michael@0	102	//////////////////////////////////////////////////////////////////////////////
michael@0	103	//// nsISupports
michael@0	104
michael@0	105	QueryInterface: XPCOMUtils.generateQI([Ci.nsIDownloadManagerUI])
michael@0	106	};
michael@0	107
michael@0	108	////////////////////////////////////////////////////////////////////////////////
michael@0	109	//// Module
michael@0	110
michael@0	111	let components = [nsDownloadManagerUI];
michael@0	112	this.NSGetFactory = XPCOMUtils.generateNSGetFactory(components);
michael@0	113